The default method for running the deinstall tool is from the deinstall directory in the Grid home. For example:
$ cd /u01/app/11.2.0/grid/deinstall
$ ./deinstall
Provide Inputs while - deinstall.
De-configuring ASM will drop all the diskgroups and it's contents at cleanup time. This will affect all of the databases and ACFS that use this ASM instance(s).
If you want to retain the existing diskgroups or if any of the information detected is incorrect, you can modify by entering 'y'. Do you want to modify above information (y|n) [n]: y
Specify the ASM Diagnostic Destination [/u01/app/oracle]: (Press Enter)
Specify the diskgroups that are managed by this ASM instance [+DATA]: (Press Enter)
De-configuring ASM will drop all the diskgroups at cleanup time. Do you want deconfig tool to drop the diskgroups y|n [y]: y
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Run the following command as the root user or the administrator on node "rac2".
/tmp/deinstall2014-08-19_11-43-19-AM/perl/bin/perl -I/tmp/deinstall2014-08-19_11-43-19-AM/perl/lib -I/tmp/deinstall2014-08-19_11-43-19-AM/crs/install /tmp/deinstall2014-08-19_11-43-19-AM/crs/install/rootcrs.pl -force -delete -paramfile /tmp/deinstall2014-08-19_11-43-19-AM/response/deinstall_Ora11g_gridinfrahome1.rsp
Run the following command as the root user or the administrator on node "rac1".
/tmp/deinstall2014-08-19_11-43-19-AM/perl/bin/perl -I/tmp/deinstall2014-08-19_11-43-19-AM/perl/lib -I/tmp/deinstall2014-08-19_11-43-19-AM/crs/install /tmp/deinstall2014-08-19_11-43-19-AM/crs/install/rootcrs.pl -force -delete -paramfile /tmp/deinstall2014-08-19_11-43-19-AM/response/deinstall_Ora11g_gridinfrahome1.rsp -lastnode
Press Enter after you finish running the above commands
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